TWM470327U - Tag position detection apparatus - Google Patents

Description

Label position recognition device

The present invention relates to a label position recognizing device, and more particularly to a label position recognizing device that can detect the position of an electronic label relative to a display area and thereby correctly obtain the position of the electronic label.

Nowadays, the borrowing and returning of books in the library are carried out by manpower. When borrowing books, the borrower first queries the title of the book to obtain the bibliographic number, and then goes to the shelf to obtain the book on the shelf. In the return book, the library staff will take the books to be put on the shelves after returning the books, and return the books in the library according to the number on the book. This method may be affected by human factors and may cause problems in finding a book. For example, the borrower only takes the book to the seat in the hall to read, and when it is returned, it is placed on other bookshelf and so on. It is necessary to re-read the books on each shelf and return them to the correct location, resulting in a waste of human resources.

In the Republic of China Patent Publication No. 201243743, a library smart bookware inventory system using RFID is provided, which has at least one bookcase, each book book having a plurality of booklets, each booklet having an RFID tag to generate The exclusive RFID electronic code is converted into an output signal, and the output signal is converted into a data message by the RFID antenna and the RFID reader provided on each bookcase for the user to watch. With the above structure, the prior art can detect whether there is a missing book in the book cabinet, or a book that should be placed in another cabinet and misplaced. However, the scanning method in the prior art only knows which bookcase the book is placed in, but it does not know which position in the space in the book cabinet is currently in the book. If there are many books in the cabinet, the user searches for books. There is still a need to look at it one by one, and there is a need for improvement.

The purpose of the present invention is to provide a tag position recognition device for improving the prior art that only the bookcase where the book is located can be obtained by the antenna, but the book cannot be correctly recognized on the bookcase. The problem with the location.

In order to solve the above problems, the present invention provides a tag position recognition device, which comprises a display area, a memory unit, and an antenna module. The arranging area is provided for a plurality of objects, and the objects are respectively provided with an electronic label, and the electronic label is stored with an object code. The memory unit stores an array function, and the array function includes a plurality of address units. The antenna module includes a smart antenna disposed on one side of the display area, and an operation processing unit coupled to the smart antenna and the memory unit, the smart antenna system comprising a plurality of corresponding addresses to different addresses a unit having different angles of the beam, and a plurality of access ranges respectively corresponding to the display area covered by the beam, the operation processing unit includes the smart antenna and the different beams for corresponding access The object code of the electronic tag in the range is respectively stored in the access state of the corresponding address unit of the beam.

Further, the tag position identification device further includes a display device disposed on a side of the display region to correspond to the position of the object, the display device having a plurality of display units respectively corresponding to respective beam access ranges.

Further, the addressing unit includes a plurality of secondary addressing units respectively corresponding to the individual electronic tag object codes of the associated beam, and the operation processing unit further includes calculating a distance value of the electronic tag and storing the object code in the The numerical analysis state of the secondary addressing unit is the distance between the position of the electronic tag and a preset origin stored in the arithmetic processing unit.

Further, the smart antenna includes a plurality of addressed antennas, and the addressed antennas respectively include an address coordinate (Xn, Yn, Zn), and a signal distance Rn obtained simultaneously when the signal of the electronic tag is received. The arithmetic processing unit calculates the position of the electronic tag in the numerical analysis state by the following formula: R ₁ ² = (XX ₁ ) ² + (YY ₁ ) ² + (ZZ ₁ ) ² R ₂ ² = (XX ₂ ) ² +(YY ₂ ) ² +(ZZ ₂ ) ² R ₃ ² =(XX ₃ ) ² +(YY ₃ ) ² +(ZZ ₃ ) ²

Further, the signal distance is obtained by a Received Signal Strength Indication (RSSI) calculation.

Further, the tag location identifying device further includes a setting a display device corresponding to the position of the object on the side of the display area, the display device having a plurality of display groups respectively corresponding to the beam access ranges, the display group comprising a plurality of displays corresponding to the distance values unit.

Further, the display device is a liquid crystal display device, and a light emitting diode arranged in an array.

Another object of the present invention is to provide a tag position recognition device comprising a plurality of display regions, a memory unit, and an antenna module. In the arranging area, the arranging area is provided for a plurality of objects, and the objects are respectively provided with an electronic label, and the electronic label is stored with an object code. The memory unit stores an array function, and the array function includes a plurality of address groups respectively correspondingly and sequentially corresponding to the display area, and the address group respectively includes a plurality of address units. The antenna module includes a smart antenna disposed on one side of the plurality of display regions, and an operation processing unit coupled to the smart antenna and the memory unit, the smart antenna including a plurality of corresponding addresses to different addresses And a plurality of beams having different angles of view, and a plurality of access ranges respectively covered by the beam corresponding to the disposed area, the smart antenna includes a coupling to a corresponding access range through different beams when enabled The electronic tag is encoded to store the object in an access state corresponding to the address unit corresponding to the beam.

One object of the present invention is to provide a tag position recognition device comprising a display area, a memory unit, and an antenna module. The arranging area is provided for a plurality of objects, and the objects are respectively provided with an electronic label, and the electronic label is stored with an object code. The memory unit has a plurality of address units, the address unit includes a position index, and an object index. The antenna module includes a smart antenna disposed on one side of the display area, and an operation processing unit coupled to the smart antenna and the memory unit, where the operation processing unit includes an electronic label for calculating The value analysis state of the distance value, and the smart antenna and the distance value of the corresponding electronic tag and the object code are respectively stored in the access state of the address unit.

Further, the distance value is the distance between the position of the electronic tag and a preset origin stored in the arithmetic processing unit.

Therefore, this creation has the following beneficial effects compared to the prior art:

1. The identification device of the present invention can transmit a plurality of beams of different angles by the smart antenna to be coupled to the electronic tag in the corresponding access range, and store the object code into the address unit to obtain each The electronic tag is located in the display area.

2. The operation processing unit of the present invention can calculate the distance value of the electronic tag, and the secondary address unit separately stores an object code and a distance value corresponding to the object code to obtain more accurate position information by using the reference value.

3. The display device of the present invention is disposed on one side of the display area and coupled to the operation processing unit, and the operation processing unit can calculate the corresponding distance value by obtaining a corresponding intensity value of an object code, and By the display device, the user is prompted to find an object located at a corresponding position in the display area, or to prompt the user to place the item when the item is returned.

100‧‧‧ Identification device

10‧‧‧Setting area

20‧‧‧ objects

20a‧‧‧Search for objects

21‧‧‧Electronic label

21a‧‧‧Search for electronic tags of objects

211‧‧‧ Object code

212‧‧‧ Distance value

30‧‧‧Antenna Module

31‧‧‧ Beam

40‧‧‧ display device

41‧‧‧Display group

42‧‧‧Display unit

50‧‧‧ memory unit

51‧‧‧Array function

511‧‧‧Addressing unit

5111‧‧ ‧ addressing units

52‧‧‧Address group

FIG. 1 is a schematic view showing the state of use of the first embodiment of the present invention.

FIG. 2 is a schematic diagram of a database of the first embodiment of the present invention.

FIG. 3 is a schematic diagram of the operation of the identification device of the present invention.

FIG. 4 is a schematic view showing the appearance of a third embodiment of the present invention.

Figure 5 is a perspective top view of the third embodiment of the present invention.

FIG. 6 is a schematic diagram of a database of the third embodiment of the present invention.

A more detailed description of the structural features and operational methods of this case is provided, together with the pictorial description, and will be reviewed later. Furthermore, the drawings in this creation are for convenience of description, and the proportions thereof are not necessarily drawn to actual scales, and in the case of exaggeration, the drawings and their proportions are not intended to limit the scope of the present invention.

Regarding the technology of this creation, please refer to FIG. 1 and FIG. 2 together, which is a schematic diagram of the state of use of the first embodiment of the creation and a schematic diagram of the database of the first embodiment of the creation, as shown in the figure: The tag position recognition device 100 includes a display area 10, a memory unit 50, and an antenna module 30. The arranging area 10 is provided for a plurality of objects 20. In this embodiment, the arranging area 10 can be a compartment of a locker, a shelf or a bookcase, and is not limited in the present creation. The object 20 is respectively attached with an electronic tag 21, and the object 20 may be a commodity, a cargo, a container or a book. Each of the electronic tags 21 has a different object code 211, and the object codes 211 respectively correspond to the objects 20 to which the electronic tag 21 is attached. The electronic tag 21 is a radio frequency identification tag, such as an RFID (Radio Frequency Identification) radio frequency identification tag, and a NFC (Near Field Communication) near field communication tag. The memory unit 50 stores an array function 51, which includes a plurality of addressing units 511. The antenna module 30 includes a smart antenna disposed on one side of the display area 10, and an arithmetic processing unit 32 coupled to the smart antenna and the memory unit 50. The smart antenna includes a plurality of beams 31 corresponding to different addressing units 511 and having different angles of intersection, and a plurality of access ranges (not shown) corresponding to the display regions 10 respectively covered by the beams 31. The operation processing unit 32 includes an access state in which the smart antenna is uniformly transmitted and transmitted through different beams 31 to store the object codes 211 of the electronic tags 21 in the corresponding access range in the corresponding addressing unit 511 of the beam 31.

In this embodiment, the addressing unit 511 is a dynamic data frame, and can be divided into a plurality of secondary addressing units according to requirements. The number of the addressing units 511 is at least corresponding to the number of beams 31 of the smart antenna, so as to correspond to the object code 211 of the electronic tag 21 received by each beam 31. In addition, depending on the type of the smart antenna, the operation mode is different. In this embodiment, the smart antenna can be used as an adaptive antenna array or a switched beam antenna ( Switched-beam). The adaptive antenna array can simultaneously transmit multiple beams and read all of the electronic tags 21 at a time. With respect to the adaptive antenna array, the switched beam type antenna must transmit the beams 31 in different directions in turn to couple the electronic tag 21 and complete the scanning of the display region 10 in a very short time.

The technical term "smart antenna" of the present invention refers to an antenna array composed of a plurality of antennas, which are spatially filtered to form a plurality of beams 31 oriented at different angles, and thus can be oriented in a specific direction. The electronic tag 21 performs data transmission, and the width and direction of the beam 31 can be adjusted by the program and controlled by the beam 31 by the spatial filter. The technology of spatial filtering is a mature technology in the field of wireless communication and image processing, so it will not be described in this creation.

The technical term "beam" of the present invention refers to a spatial channel from which an electromagnetic wave can be received and transmitted from an antenna, and only an electronic tag 21 located within the coverage of the beam 31 can be received. The smart antenna transmits a signal and provides a response. Therefore, the above smart antenna can transmit and receive radio waves in a specific direction by changing the beam angle.

In order to facilitate the user to find the borrowed book position, the identification device 100 of the present invention includes a display device 40 disposed on one side of the display region 10 to correspond to the display region. The display device 40 has a plurality of display units, each of which A display unit corresponds to each beam 31 access range to indicate the location where the user object 20 is placed.

Please refer to FIG. 3 , which is a schematic diagram of the state of use of the second embodiment of the present invention. As shown in the figure, there are two or more electronic tags 21 in the access range corresponding to the beam 31 , and two object codes are encoded at this time. The 211 is returned to the smart antenna. To determine the exact location of the electronic tags 21, the addressing unit 511 further includes a secondary addressing unit 5111 for respectively detecting the coverage of the associated beam 31. The object code 211 of the electronic tag 21, and the distance value 212 of the electronic tag 21, the distance value 212 is the distance between the electronic tag and a preset origin stored in the arithmetic processing unit, and the origin is the display area. Any of the points 10, such as defining the origin on the leftmost side, the rightmost side of the display area 10, or in the center of the antenna module 30, is not limited in this creation.

The distance value 212 can be obtained by calculation. The following is an illustrative example to describe the calculation method of the distance value. The antenna array in the smart antenna includes a plurality of address antennas, which are set at coordinates (X ₁ , Y ₁ , Z). ₁ ) The addressed antenna 1, the addressed antenna 2 of the coordinates (X ₂ , Y ₂ , Z ₂ ), and the addressed antenna 3 of the coordinates (X ₃ , Y ₃ , Z ₃ ) are individually received by the electronic tag 21 The strength index is converted into a signal distance R ₁ , R ₂ , and R ₃ . When the signal sent by the electronic tag 21 is received by the positioning antenna, a Received Signal Strength Indication (RSSI) is obtained. The RSSI value represents the strength of the signal sent by the antenna to the electronic tag 21, and the distance between the electronic tag 21 and the positioning antenna is calculated by the RSSI value, and the distance between the antenna and the received signal source is obtained from the RSSI value. The technology has been familiar to those skilled in the art and will not be described in this creation. The relationship between the electronic tag 21 and the position of each addressed antenna is mathematically expressed as: R ₁ ² = (XX ₁ ) ² + (YY ₁ ) ² + (ZZ ₁ ) ² R ₂ ² = (XX ₂ ) ² + (YY ₂ ) ² +(ZZ ₂ ) ² R ₃ ² =(XX ₃ ) ² +(YY ₃ ) ² +(ZZ ₃ ) ²

The arithmetic processing unit 32 substitutes the coordinates of each antenna and the signal intensity received by the electronic tag 21 into the above relation and solves the simultaneous equation, and obtains the coordinate position (X, Y, Z) of the electronic tag 21, and calculates The distance between the electronic tag 21 and the origin position built into the arithmetic processing unit 32 is used to obtain the distance value 212.

The method for obtaining the distance value 212 can be independent of the embodiment, which means that the method does not need to cover the two or more electronic tags 21 in the access range of the beam 31, but can directly address the display area 10. The electronic tag 21 performs position measurement and determination.

The display device 40 includes a plurality of display groups 42 respectively corresponding to the access ranges of the beams 31. The display group 42 includes a plurality of display units 41 corresponding to the distance values 212. Therefore, after receiving the address unit 511 and the distance value 212 transmitted by the memory unit, the display device 40 enables the display unit 42 in the group 41 to display the position of the object 20.

In the above embodiment, the identification device 100 is connected to a management system. The management system further includes an input interface. The input interface can be a keyboard, a touch screen or the like to provide a user to operate the identification device 100. The user can input relevant information of the object 20 through the input interface, such as a product name, a book name, etc., and a required instruction such as searching. After the management system receives the search instruction and the related information of the object 20, the management system searches for the object 20a corresponding to the related information and its object code 211a, and searches the memory unit 50 for the object to be searched for. And transmitting the distance value 212 in the address unit 511 and the sub-address unit 5111 stored in the object code to the display device 40, the display device 40 enabling the display unit 42 corresponding to the received address unit 511 and the distance value 212. To prompt the user to search for the location of the object. If the arranging area 10 is a compartment in which the object 20 is placed, the display device 40 is mounted at a partition below the object 20 and enables the display unit 42 corresponding to the position of the book to indicate the position of the object 20 to be searched. In the following, an explanation is given to explain the installation position of the display device 40 and the prompting manner thereof. Please refer to FIG. 3, which is a schematic diagram of the operation of the identification device of the present invention. As shown in the figure, the display region 10 has three An electronic tag 21, and an electronic tag 21a to be searched for, the beam 31 includes an electronic tag 21a to be searched for and an electronic tag 21, and the smart antenna is coupled to obtain the object code 211 of the electronic tag and its intensity value. And calculated and converted into the distance value 212 and stored to correspond to the beam 31 addressing unit 511 and the secondary addressing unit 5111, and the memory unit transmits the object code 211a of the object to be searched to the display device 40 to enable the corresponding display unit 42 to display the position of the object 20a.

Please refer to FIG. 4 and FIG. 5 together, FIG. 4 is a schematic diagram of the third embodiment of the present invention, and FIG. 5 is a schematic diagram of the operation of the third embodiment of the present invention, as shown in the figure: The embodiment provides a label position recognizing device 100, which is different from the second embodiment in that the recognizing device 100 of the third embodiment includes a plurality of arranging regions 10 and the antenna modules 30 are correspondingly disposed in the In addition to the arranging area 10, the memory unit 50 stores an array function 51, which includes a plurality of address groups 52 respectively corresponding to the arranging area 10, such as a plurality of arranging areas 10 When the racks are arranged in a horizontal and horizontal direction, the addressing group 52 can be defined as a certain arranging area 10, all the arranging areas 10 of a certain line, all the arranging areas 10 of a certain course, or any number of arranging areas 10 Groups are not limited here. In this embodiment, the positions of the electronic tags 21 can be scanned and recognized by the smart antennas, and the placement spaces 10 are grouped by the address group 52, and placed in each address group 52. The space 10 has a sequence, and the object 21 in the arranging area 10 continues the distance value 212 of the previous arranging area 10, so that the arranging area 10 in each of the addressing groups 52 only needs a distance value 212, which means The electronic tag 21 is located at which of the plurality of arranging regions 10.

In summary, the author can scan the electronic tags in different directions by using the characteristics of the smart antenna multi-beam, and store the objects of the electronic tags into the addressing unit to record the object relative to the display. The location in space. If the beam is coupled to more than two electronic tags, the object code is separately stored into the secondary addressing unit, and the signal strength transmitted back to the smart antenna according to the electronic tag is converted into a distance value, thereby knowing the electronic tag. The correct position between. In addition, the present invention includes a display device that displays the obtained address unit/distance value corresponding to the display unit in the display group, and may prompt the user to find the location of the object or prompt the user to return the object. The position is placed to enhance the convenience of finding objects.

The present invention has been described in more detail by the above-described preferred embodiments, but the present invention is not limited to the above-exemplified embodiments, and various changes and modifications are made to the structures within the scope of the technical idea disclosed in the present disclosure. These changes and modifications remain within the scope of this creation.

100‧‧‧ Identification device

10‧‧‧Setting area

20‧‧‧ objects

21‧‧‧Electronic label

30‧‧‧Antenna Module

31‧‧‧ Beam

40‧‧‧ display device

41‧‧‧Display group

Claims (20)

A tag position identification device includes: an arranging area, wherein the arranging area is provided for a plurality of objects, wherein the object is respectively provided with an electronic tag, the electronic tag is stored with an object code; and a memory unit has a plurality of An address unit, the address unit includes a position index, and an object index; and an antenna module includes a smart antenna disposed on one side of the display area, and a smart antenna coupled to the smart antenna An arithmetic processing unit of the memory unit, the smart antenna system includes a plurality of beams having different angles of view, and a plurality of access ranges respectively covered by the beam corresponding to the display area, the operation processing unit includes The smart antenna can be consistently transmitted through different beams to store the object codes of the electronic tags in the corresponding access range in the access state of the corresponding address unit of the beam. The tag position identification device of claim 1, further comprising a display device disposed on a side of the display region to correspond to the position of the object, the display device having a plurality of corresponding beam accesses respectively The display unit of the range. The tag position identification device of claim 1, wherein the address unit comprises a plurality of secondary addressing units respectively corresponding to the individual electronic tag object codes of the associated beam, the operation processing unit further comprising calculating the electronic The distance value of one of the labels is stored in the numerical analysis state of the address unit, and the distance value is the distance between the position of the electronic label and a preset origin stored in the arithmetic processing unit. The tag position identification device of claim 3, wherein the smart antenna comprises a plurality of addressed antennas, wherein the addressed antennas respectively comprise a bit address (X _n , Y _n , Z _n ), and The operation processing unit calculates the position of the electronic tag in the numerical analysis state by the following formula: the signal distance R _n obtained while receiving the signal of the electronic tag: R ₁ ² = (XX ₁ ) ² + (YY ₁ ² +(ZZ ₁ ) ² R ₂ ² =(XX ₂ ) ² +(YY ₂ ) ² +(ZZ ₂ ) ² R ₃ ² =(XX ₃ ) ² +(YY ₃ ) ² +(ZZ ₃ ) ² The tag position identification device of claim 4, wherein the signal distance is calculated by a Received Signal Strength Indication (RSSI). The tag position identification device of claim 3, further comprising a display device disposed on a side of the display region to correspond to the position of the object, the display device having a plurality of corresponding beam access ranges respectively A display group includes a plurality of display units corresponding to the distance values. The label position recognition device according to claim 6, wherein the display device is a liquid crystal display device and a light emitting diode arranged in an array. A tag position identification device includes: a plurality of arranging regions, wherein the arranging region is provided for a plurality of objects, wherein the objects are respectively provided with an electronic tag, wherein the electronic tag stores an object code; and a memory unit stores An array function, the array function includes a plurality of address groups respectively correspondingly and sequentially corresponding to the display area, the address group respectively includes a plurality of address units; and an antenna module including a a plurality of smart antennas on one side of the display area, and an arithmetic processing unit coupled to the smart antenna and the memory unit, the smart antenna includes a plurality of beams corresponding to different address units and having different angles of view, And a plurality of access ranges respectively corresponding to the arranging area covered by the beam, the smart antenna includes an electronic tag coupled to the corresponding access range through different beams when enabled to encode the object Corresponding to the access status of the addressing unit corresponding to the beam. The tag position identification device of claim 8, further comprising a display device disposed on a side of the display region to correspond to the position of the object, the display device having a plurality of corresponding beam accesses respectively Display list of scope yuan. The tag position identification device of claim 8, wherein the address unit comprises a plurality of secondary addressing units respectively corresponding to the individual electronic tag object codes of the associated beam, the operation processing unit further comprising calculating the electronic One of the labels is a distance value and encodes the object to be stored in the numerical analysis state of the address unit. The distance value is the distance between the position of the electronic tag and a preset origin stored in the arithmetic processing unit. The tag position identification device of claim 10, wherein the smart antenna comprises a plurality of addressed antennas, wherein the addressed antennas respectively comprise a bit address (X _n , Y _n , Z _n ), and a to obtain the simultaneously received signals the electronic tag of the signal from R _n, the calculation processing unit to the numerical state position of the electronic labels being calculated by the following the ^{_{formula: R 1 2 = (XX 1}} ) 2 + (YY 1 ² +(ZZ ₁ ) ² R ₂ ² =(XX ₂ ) ² +(YY ₂ ) ² +(ZZ ₂ ) ² R ₃ ² =(XX ₃ ) ² +(YY ₃ ) ² +(ZZ ₃ ) ² The tag position identification device according to claim 11, wherein the signal distance is obtained by a Received Signal Strength Indication (RSSI) calculation. The tag position identification device of claim 10, further comprising a display device disposed on a side of the display region to correspond to the position of the object, the display device having a plurality of corresponding beam access ranges respectively A display group includes a plurality of display units corresponding to the distance values. The tag position identification device of claim 13, wherein the display device is a liquid crystal display device and a light emitting diode arranged in an array. A label position recognizing device includes: an arranging area, wherein the arranging area is provided for a plurality of objects, wherein the object is respectively provided with an electronic label, and the electronic label is stored with an object code; a memory unit having a plurality of address units, the address unit includes a position index, and an object index; and an antenna module including a smart antenna disposed on one side of the display area, and a coupling Connected to the smart antenna and the arithmetic processing unit of the memory unit, the arithmetic processing unit includes a numerical analysis state for calculating a distance value of one of the electronic tags, and the smart antenna and the corresponding electronic tag are The distance value and the object code are respectively stored in an access state of the addressed unit. The tag position identification device of claim 15, wherein the distance value is a distance between a position of the electronic tag and a preset origin stored in the arithmetic processing unit. The tag position identification device of claim 16, wherein the smart antenna comprises a plurality of addressed antennas, wherein the addressed antennas respectively comprise a bit address (X _n , Y _n , Z _n ), and a to obtain the simultaneously received signals the electronic tag of the signal from R _n, the calculation processing unit to the numerical state position of the electronic labels being calculated by the following the ^{_{formula: R 1 2 = (XX 1}} ) 2 + (YY 1 ² +(ZZ ₁ ) ² R ₂ ² =(XX ₂ ) ² +(YY ₂ ) ² +(ZZ ₂ ) ² R ₃ ² =(XX ₃ ) ² +(YY ₃ ) ² +(ZZ ₃ ) ² The tag position identification device of claim 17, wherein the signal distance is calculated by Received Signal Strength Indication (RSSI). The label position recognition device of claim 15, further comprising a display device disposed on a side of the display region to correspond to the position of the object, the display device having a plurality of displays respectively corresponding to the distance value unit. The tag position identification device of claim 19, wherein the display device is a liquid crystal display device and a light emitting diode arranged in an array.